CVE-2021-30186
high-risk
Published 2021-05-25
CODESYS V2 runtime system SP before 2.4.7.55 has a Heap-based Buffer Overflow.
Do I need to act?
-
0.45% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.5/10
High
NETWORK
/ LOW complexity
Affected Products (20)
References (4)
Permissions Required
https://customers.codesys.com/index.php
Permissions Required
https://customers.codesys.com/index.php
50
/ 100
high-risk
Severity
26/34 · High
Exploitability
2/34 · Minimal
Exposure
22/34 · High